Based on the provided information, here is a concise summary of the **LG UltraGear 27G810A-B** monitor:
### **Key Features & Specifications**
* **Model:** LG UltraGear 27G810A-B
* **Size & Resolution:** 27-inch IPS panel with a **dual-mode feature**:
* **Primary Mode:** 4K UHD (3840 x 2160) at a **180Hz** refresh rate.
* **Secondary Mode:** Full HD (1920 x 1080) at an extremely high **360Hz** refresh rate.
* **Performance:** 1ms response time (GtG), AMD FreeSync Premium & NVIDIA G-Sync Compatible for smooth, tear-free gaming.
* **Image Quality:** 400 nits brightness, 1.07 billion colors, HDR10 support, 1000:1 contrast ratio.
* **Connectivity:** DisplayPort 1.4, 2x HDMI ports, a USB 3.0 hub (with upstream and downstream ports), and a headphone jack.
* **Ergonomics:** Fully adjustable stand with height, tilt, swivel, and pivot adjustments. VESA 100x100 mount compatible.
* **Weight:** 7.4 kg (16.3 lbs).
### **Best For & Ratings**
* **Overall Score:** 83.8/100
* **Gaming Score:** 83.2/100 — Excellent for fast-paced games with high refresh rates and adaptive sync.
* **Professional Score:** 79.7/100 — Good for general use with high resolution and an adjustable stand.
* **Weakest Area:** Portability (8.5/100) — Due to its size and weight.
### **Purchase Context**
* **Category:** Gaming Monitor
* **Retailer Notes:** Listed as an **Open Box** item from Newegg, implying it may be a previously returned or opened unit sold at a potential discount.
* **Customer Rating:** 4.4 out of 5 (based on 4 reviews).
### **Bottom Line**
This is a **high-performance gaming monitor** designed for enthusiasts who want the flexibility of either **4K clarity at 180Hz** for immersive games or **1080p speed at 360Hz** for competitive esports. Its strong gaming scores, professional features, and fully adjustable stand make it a versatile choice, though it's not portable. The listing as an **Open Box** item could be a cost-saving opportunity.
